<template>
  <!-- 注册页面的整体盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 标题的盒子 -->
      <div class="title-box"></div>
      <!-- 注册的表单区域 -->
      <el-form :model="regForm"  ref="form" :rules="rules" >
        <!-- 用户名 -->
         <el-form-item prop="username" >
           <el-input v-model="regForm.username" placeholder="请输入用户名"></el-input>
         </el-form-item>
         <!-- 密码 -->
          <el-form-item prop="password" >
           <el-input  v-model="regForm.password" placeholder="请输入密码"></el-input>
         </el-form-item>
         <!-- 再次确认密码 -->
          <el-form-item prop="repassword" >
           <el-input  v-model="regForm.repassword" placeholder="请再次输入密码"></el-input>
         </el-form-item>
         <!-- 注册 -->
         <el-form-item>
            <el-button @click="handerClick" type="primary">注册</el-button>
          <el-link @click="$router.push('/login')" type="info">去登录</el-link>

         </el-form-item>
      </el-form  >
    </div>
  </div>
</template>

<script>
export default {
  name: 'Reg',
  data () {
    const samePwd = (rule, value, callback) => {
      if (value !== this.regForm.password) {
        callback(new Error('两次密码输入不一致'))
      } else {
        // 如果值相等则 直接返回
        callback()
      }
    }
    return {
      regForm: {
        username: '',
        password: '',
        repassword: ''
      },
      rules: {
        username: [
          {
            required: true,
            message: '请输入用户名',
            trigger: 'blur'
          },
          { pattern: /^[a-zA-Z0-9]{1,10}$/, message: '用户名必须是1-10的字母数字', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '密码必须是6-15的非空字符', trigger: 'blur' }
        ],
        repassword: [
          { required: true, message: '请再次输入密码', trigger: 'blur' },
          { pattern: /^\S{6,15}$/, message: '密码必须是6-15的非空字符', trigger: 'blur' },
          { validator: samePwd, trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    handerClick () {
      console.log(this.regForm)
      this.$refs.form.validate(async valid => {
        // 判断有没有数据
        if (valid) {
          // 有数据
          const res = await this.$http.post('/api/reg', this.regForm)
          if (res.data.code === 0) {
            this.$router.push('/login')
            this.$message.success('注册成功')
          } else {
            this.$message.error('注册失败')
          }
        }
      })
    }
  }
}
</script>

<style lang="less" scoped>
.reg-container {
  background: url('../../assets/images/login_bg.jpg') center;
  background-size: cover;
  height: 100%;

  .reg-box {
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .title-box {
      height: 60px;
      background: url('../../assets/images/login_title.png') center no-repeat;
    }
    .el-form{
      padding:0 30px ;
      .el-button{
        width: 100%;
      }
    }
  }
}
</style>
